/*
 * Licensed to Crate.io GmbH ("Crate") under one or more contributor
 * license agreements.  See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.  Crate licenses
 * this file to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.  You may
 * obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 * However, if you have executed another commercial license agreement
 * with Crate these terms will supersede the license and you may use the
 * software solely pursuant to the terms of the relevant commercial agreement.
 */

package io.crate.analyze.relations;

import java.util.List;

import io.crate.exceptions.AmbiguousColumnException;
import io.crate.exceptions.ColumnUnknownException;
import io.crate.metadata.ColumnIdent;
import io.crate.metadata.Reference;
import io.crate.metadata.table.Operation;
import io.crate.metadata.table.TableInfo;

public class TableRelation extends AbstractTableRelation<TableInfo> {

    public TableRelation(TableInfo tableInfo) {
        super(tableInfo, List.copyOf(tableInfo.rootColumns()), List.of());
    }

    @Override
    public <C, R> R accept(AnalyzedRelationVisitor<C, R> visitor, C context) {
        return visitor.visitTableRelation(this, context);
    }

    @Override
    public Reference getField(ColumnIdent column, Operation operation, boolean errorOnUnknownObjectKey) throws AmbiguousColumnException, ColumnUnknownException, UnsupportedOperationException {
        return switch (operation) {
            case READ, UPDATE -> getField(column);
            case INSERT, DELETE ->
                throw new UnsupportedOperationException("getField is only supported for read or update operations on TableRelation");
            default -> throw new AssertionError("new unhandled operation");
        };
    }
}
